#255D83#255D83

#255D83 is a mid, moderate cyan. Relative luminance 0.099; OKLCH L 45.9% C 0.085 H 241.7°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#255D83
RGB	rgb(37, 93, 131)
HSL	hsl(204, 56%, 33%)
HSV	hsv(204, 72%, 51%)
CMYK	cmyk(71.8%, 29%, 0%, 48.6%)
CIE-LAB	lab(37.59, -5.03, -26.56)
CIE-LCH	lch(37.59, 27.03, 259.28°)
OKLab	oklab(45.94% -0.0403 -0.0749)
OKLCH	oklch(45.94% 0.085 241.7)
XYZ	xyz(8.7725, 9.8598, 22.9091)
Luminance	0.0986 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255D83 #834B25

analogous

#25837A #255D83 #252E83

triadic

#255D83 #83255D #5D8325

tetradic

#255D83 #7A2583 #834B25 #2E8325

square

#255D83 #7A2583 #834B25 #2E8325

split-complementary

#255D83 #83252E #837A25

monochromatic

#0A1924 #183B53 #255D83 #327FB3 #549DCF

Accessibility & contrast

On white

7.07

#255D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#255D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #255D83

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255D83	#FFFFFF	#000000	##FFFFFF
##255D83	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5E85

Deuteranopia (green-blind)

#3F5482

Tritanopia (blue-blind)

#00666A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #255d83;
/* rgb */ color: rgb(37, 93, 131);
/* oklch */ color: oklch(45.9% 0.085 241.7);

Tailwind

colors: {
  custom: {
    50: '#6c8aa7',
    500: '#255d83',
    950: '#000000',
  },
}

SCSS

$custom: #255d83;
$custom-light: #6c8aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#255d83",
  "rgb": {
    "r": 37,
    "g": 93,
    "b": 131
  },
  "hsl": {
    "h": 204.255,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.45942,
    "c": 0.08509,
    "h": 241.7
  },
  "luminance": 0.09861
}

Semantic roles & 50–950 ramp

primary

#255D83

secondary

#B37951

accent

#8549DF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #255D83

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →